Although, I’m glad to hear that you got cert 
You should be made aware that Certbot will try to install an automatic renewal job.
And now you may have two jobs doing the same thing (at different intervals).
Please check the most common cron and systemd location settings with:
crontab -l
sudo crontab -l
systemctl list-timers | grep -i cert
and, in any case, please also show the command specified in your job,